Nissan Versa (N17): Horn function

Nissan Versa 2nd generation (N17) Service Manual / Body exterior, doors, roof & vehicle security / Door & lock (DLK) / Horn function

Description

Perform answer-back for each operation with horn.

Component Function Check

1.CHECK FUNCTION

  1. Select HORN in "ACTIVE TEST" mode with CONSULT.
  2. Check the horn operation.                   

Is the operation normal?

YES >> Inspection End.

NO >> Refer to DLK "Diagnosis Procedure".

Diagnosis Procedure

Regarding Wiring Diagram information, refer to DLK "Wiring Diagram".

1.CHECK HORN FUNCTION

Check horn function with horn switch.

Does the horn sound?

YES >> GO TO 2

NO >> Refer to HRN "Wiring Diagram".

2.CHECK HORN RELAY POWER SUPPLY

  1. Turn ignition switch ON.
  2. Perform "ACTIVE TEST" ("HORN") with CONSULT.
  3. Using an oscilloscope or analog voltmeter to check voltage between IPDM E/R connector and ground. 

Is the inspection result normal?

YES >> Repair or replace open harness between IPDM E/R and horn relay.

NO >> GO TO 3

3.CHECK HORN RELAY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect IPDM E/R and horn relay connector.
  3. Check continuity between IPDM E/R harness connector and horn relay harness connector.  
  4. Check continuity between IPDM E/R harness connector and ground.       

Is the inspection result normal?

YES >> GO TO 4

NO >> Repair or replace harness.

4.CHECK INTERMITTENT INCIDENT

Refer to GI "Intermittent Incident".

Is the inspection result normal?

YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation".

NO >> Repair or replace the malfunctioning part.

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